ConstrainedOptPack_MeritFuncCalc1D.hpp

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00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
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00018 // Lesser General Public License for more details.
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00028 
00029 #ifndef MERIT_FUNC_CALC_1D_H
00030 #define MERIT_FUNC_CALC_1D_H
00031 
00032 #include "ConstrainedOptPack_Types.hpp"
00033 
00034 namespace ConstrainedOptPack {
00035 
00043 class MeritFuncCalc1D {
00044 public:
00045 
00047   virtual ~MeritFuncCalc1D() {}
00048 
00050   virtual value_type operator()( value_type alpha ) const = 0;
00051 
00053   virtual value_type deriv() const = 0;
00054 
00056   virtual void print_merit_func(
00057     std::ostream& out, const std::string& leading_str ) const = 0;
00058 
00059 };  // end class MeritFuncCalc1D
00060 
00061 } // end namespace ConstrainedOptPack
00062 
00063 #endif  // MERIT_FUNC_CALC_1D_H

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